Display screen or portion thereof having a graphical user interface for a link to a security interface



The sole FIGURE is a front view of a display screen or portion thereofhaving a graphical user interface for a link to a security interfaceshowing our new design.

The broken lines depict portions of the display screen or portionthereof having a graphical user interface for a link to a securityinterface in which the design is embodied that form no part of theclaimed design.

CLAIM The ornamental design for a display screen or portion thereof having a graphical user interface for a link to a security interface, as shown and described. 